AirSpade 2000 AirSpade 2000 – 25 cfm with 4 ft Barrel Model: HT140 Uncover underground objects without harm using compressed air. AirSpade 2000 – 60 cfm with 2 ft Barrel HT144 Highly focused soil excavation with a shorter barrel design AirSpade 2000 – 60 cfm with 4 ft Barrel HT134 Uncover underground objects without harm using compressed air AirSpade 2000 – 105 cfm with 4 ft Barrel HT139 Uncover underground objects without harm using compressed air AirSpade 2000 – 150 cfm with 3 ft Barrel HT116 Uncover underground objects without harm using compressed air AirSpade 2000 – 150 cfm with 4 ft Barrel HT130 Uncover underground objects without harm using compressed air AirSpade 2000 – 225 cfm with 4 ft Barrel HT138 Uncover underground objects without harm using compressed air AirSpade_2000_Manual